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Alberto has 92 stamps in one large album and 38 stamps in another small ablum. How can he use mental math to find how many more stamps are in the large album.
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Alberto has 92 stamps in one large album and 38 stamps in another small ablum. How can he use mental math to find how many more stamps are in the large album.

User Tobias Furuholm
by
7.7k points

1 Answer

3 votes
92-38=54
OR
90-36=54
The one right ahead is easier to do in head.
Hence, 54 stamps
User Olivier Amblet
by
8.6k points
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